Device for improving grip



1. Device for improving grip

1.1 is a front elevation view in a closed position.

1.2 is a rear elevation view thereof.

1.3 is a perspective view in an open position.

1.4 is a side elevation view thereof.

1.5 is a front elevation view thereof.

1.6 is a perspective view thereof.

1.7 is a rear elevation view thereof.

The broken line showing of a rod is included for the purpose of illustrating portions of the “article” and forms no part of the claimed design. 

CLAIM The ornamental design for a device for improving grip, as shown and described. 